OPERATE WINDSHIELD DEFROST - Continued
c.
Set FAN switch (2) to off.
OPERATE AIR CONDITIONER
NOTE
•
Close heater valves to improve the efficiency of cabin air
conditioning.
•
Closing the heater valves disables cabin heat.
1.
Set air conditioning control switch (6) to on (full CW).
Allison
Transmission
8X8
TRAILER
AIR SUPPLY
PUSHT
M
M
1
6
2
4
3
5
Figure 3.
2.
Set fan switch (2) to desired setting:
a.
Off - full CCW.
TM 9-2320-342-10-1
0035
0035-5